Originally Posted by cartervj
The. Way I understand it from the guy that developed those cases. The case contains the pressure and not the chamber. Brass doesn’t contain as readily. What I read about the military they’re also beefing up the rifles. I’m not gonna try it until it’s proven. Those Barnes in my SBR knocks deer back well enough. 13.7 barrel running 2750 fps 70 grain tsx


I just read about this today. Pretty interesting about the increased pressures for the 5.56.

"When I say ever thing I mean ever thing." - Frankie